K&N 63 Series AirCharger Performance Intake Kit Chevy/GMC 14-15 Silverado/Sierra 1500 5.3L/6.2L V8A high density polyethylene (HDPE) rotationally molded tube helps increase the volume of airflow to your engine, and provides a guaranteed increase in horsepower and torque. These systems are paired with a washable, reusable High Flow Air Filter featuring oiled cotton filter media. The oversized, conical design allows you to go up to 100,000 miles between filter services under normal highway driving conditions. A custom heat shield helps protect